Home / 5,506.40-8,259.60-3,166.40

Finding the Fourth Proportional to 5,506.40, 8,259.60 and 3,166.40

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Solution

The fourth proportional to 5,506.40, 8,259.60 and 3,166.40 is: 4,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506.40 : 8,259.60 = 3,166.40 : x
  2. Step 2: Convert to fraction form
    5,506.40/8,259.60 = 3,166.40/x
  3. Step 3: Cross multiply
    5,506.40x = 8,259.60 × 3,166.40
  4. Step 4: Simplify right side
    5,506.40x = 26,153,197.44
  5. Step 5: Solve for x
    x = 26,153,197.44/5,506.40
  6. Step 6: Final answer
    x = 4,749.60

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.